PHP | Imagick decipherImage() Function

The Imagick::decipherImage() function is an inbuilt function in PHP which is used to decipher an image which has been enciphered before.

Syntax:

bool Imagick::decipherImage( string $passphrase )

Parameters: This function accepts a single parameter $passphrase which holds the passphrase value or the key to decipher the image.

Return Value: This function returns TRUE on success.

Below program illustrates the Imagick::decipherImage() function in PHP:

Program:

<?php

/* Create a new Imagick object
which is an enciphered image
with passphrase 'GeeksforGeeks' */
$imagick = new Imagick(
'https://media.geeksforgeeks.org/wp-content/uploads/20191020203919/g4genciphered.png');

// Applying the decipher() function
$imagick->decipher('GeeksforGeeks');

header("Content-Type: image/png");

// Display the output image
echo $imagick->getImageBlob();
?>

Output:

Reference: https://www.php.net/manual/en/imagick.decipherimage.php